showing hindi fonts in flex with lots of spelling mistakes

hindi fonts are showing in the text field of flex 3.0 air desktop application with lots of spelling mistakes on linux operating system.

please tell me if i am using any mistake while using hindi fonts. eg code is given below.

<?xml version="1.0" encoding="utf-8"?>

<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">

<mx:Style>

        @font-face {

            src:url("/hindifonts/lohit_hi.ttf");

            font-family: myMyriadWebPro;

advancedAntiAliasing: false;

unicode-range:U+0900-U+097F

        }

    </mx:Style>

<mx:Script><![CDATA[

[Bindable]

public var hindiURL : String = "http://in.jagran.yahoo.com/news/rss/international/politics.xml";

    ]]></mx:Script>

<mx:StringValidator id="urlValidator" source="{myTextInput}" property="text"/>

<mx:HTTPService id="myRSSFeed" url="{hindiURL}" />

<mx:Label x="10" y="12" text="RSS URL:" fontWeight="bold"/>

<mx:TextInput id="myTextInput" width="357" x="68" y="10"/>

<mx:Button x="371" y="40" label="GO !!" click="myRSSFeed.send()"/>

<mx:DataGrid id="myDataGrid" dataProvider="{myRSSFeed.lastResult.rss.channel.item}"

width="100%" height="100%" click="{myTextArea.htmlText = myRSSFeed.lastResult.rss.channel.item[myDataGrid.selectedIndex].description}"

x="7.5" y="70">

<mx:columns>

<mx:DataGridColumn headerText="Title" dataField="title" textAlign="left" fontFamily="myMyriadWebPro" fontSize="20"/>

<mx:DataGridColumn headerText="Publication Date" dataField="pubDate" textAlign="center" fontSize="20"/>

</mx:columns>

</mx:DataGrid>

<mx:TextArea id="myTextArea" width="100%" height="100%" x="10" y="222" fontSize="20" fontFamily="myMyriadWebPro"/>

</mx:WindowedApplication>